MEASUREMENTS OF THE THERMAL-CONDUCTIVITY OF R11 AND R12 IN THE TEMPERATURE-RANGE 250-340 K AT PRESSURES UP TO 30 MPA

被引:29
|
作者
ASSAEL, MJ [1 ]
KARAGIANNIDIS, E [1 ]
WAKEHAM, WA [1 ]
机构
[1] UNIV LONDON IMPERIAL COLL SCI & TECHNOL,DEPT CHEM ENGN & CHEM TECHNOL,LONDON SW7 2BY,ENGLAND
关键词
HIGH PRESSURE; R11; R12; REFRIGERANTS; THERMAL CONDUCTIVITY; TOLUENE; TRANSIENT HOT-WIRE TECHNIQUE;
D O I
10.1007/BF00503903
中图分类号
O414.1 [热力学];
学科分类号
摘要
This paper reports new, absolute measurements of the thermal conductivity of liquid refrigerants R11 and R12 in the temperature range 250-340 K at pressures from saturation up to 30 MPa. The measurements, performed in a new transient hot-wire instrument employing two anodized tantalum wires, have an estimated uncertainty of +/- 0.5 %. Measurements of the thermal conductivity of toluene in the temperature range 250-340 K at pressures up to 30 MPa are also reported.
引用
收藏
页码:735 / 751
页数:17
相关论文
共 50 条
  • [41] AN OPTICAL METHOD FOR THE DETERMINATION OF THE (PRESSURE, AMOUNT-OF-SUBSTANCE DENSITY, TEMPERATURE) RELATION - MEASUREMENTS ON ETHENE IN THE TEMPERATURE-RANGE FROM 283.15 TO 373.15 K AT PRESSURES UP TO 30 MPA
    ACHTERMANN, HJ
    BAEHR, HD
    BOSE, TK
    JOURNAL OF CHEMICAL THERMODYNAMICS, 1989, 21 (10): : 1023 - 1043
  • [42] THERMAL STATE VARIABLES FOR NITROGEN IN THE TEMPERATURE-RANGE OF 280-DEGREES-K TO 360-DEGREES-K AT PRESSURES AT 12-MPA
    BLANKE, W
    JESCHECK, M
    RIMKUS, D
    PTB-MITTEILUNGEN, 1988, 98 (03): : 187 - 192
  • [43] Measurements of the Thermal Conductivity of n-Octane, Isooctane, 1-Octene, and 1-Octanol in the Temperature Range from 253 to 393 K at Pressures up to 30 MPa
    Wang, Xueqiang
    Wu, Jiangtao
    Qju, Shuo
    Li, Xiaojing
    JOURNAL OF CHEMICAL AND ENGINEERING DATA, 2019, 64 (10): : 4557 - 4564
  • [44] Measurements of the Thermal Conductivity of n-Pentane, Isopentane, 1-Pentene, and 1-Pentanol in the Temperature Range from 253 to 373 K at Pressures up to 30 MPa
    Wang, Xueqiang
    Qiu, Shuo
    Wu, Jiangtao
    Abdulagatov, Ilmutdin M.
    JOURNAL OF CHEMICAL AND ENGINEERING DATA, 2020, 65 (04): : 1993 - 2001
  • [45] MEASUREMENT AND CORRELATION OF THE (PRESSURE, DENSITY, TEMPERATURE) RELATION OF ARGON .1. THE HOMOGENEOUS GAS AND LIQUID REGIONS IN THE TEMPERATURE-RANGE FROM 90-K TO 340-K AT PRESSURES UP TO 12-MPA
    GILGEN, R
    KLEINRAHM, R
    WAGNER, W
    JOURNAL OF CHEMICAL THERMODYNAMICS, 1994, 26 (04): : 383 - 398
  • [46] Speed of Sound Measurements in Ethanol and Benzene over the Temperature Range from (253.2 to 353.2) K at Pressures up to 30 MPa
    Wegge, Robin
    Richter, Markus
    Span, Roland
    JOURNAL OF CHEMICAL AND ENGINEERING DATA, 2015, 60 (05): : 1345 - 1353
  • [47] SPECIAL EQUATIONS OF STATE FOR METHANE, ARGON, AND NITROGEN FOR THE TEMPERATURE-RANGE FROM 270-K TO 350-K AT PRESSURES UP TO 30-MPA
    WAGNER, W
    SPAN, R
    INTERNATIONAL JOURNAL OF THERMOPHYSICS, 1993, 14 (04) : 699 - 725
  • [48] Isobaric Heat Capacity Measurements for R1234yf from 303 to 373 K and Pressures up to 12 MPa
    Liu, Yu
    Zhao, Xiaoming
    Lv, Shaohua
    He, Hanwei
    JOURNAL OF CHEMICAL AND ENGINEERING DATA, 2017, 62 (03): : 1119 - 1124
  • [49] RESULTS OF (PRESSURE, DENSITY, TEMPERATURE) MEASUREMENTS ON METHANE AND ON NITROGEN IN THE TEMPERATURE-RANGE FROM 273.15-K TO 323.15-K AT PRESSURES UP TO 12 MPA USING A NEW APPARATUS FOR ACCURATE GAS-DENSITY MEASUREMENTS
    PIEPERBECK, N
    KLEINRAHM, R
    WAGNER, W
    JAESCHKE, M
    JOURNAL OF CHEMICAL THERMODYNAMICS, 1991, 23 (02): : 175 - 194
  • [50] VISCOSITY OF METHANE-CHLORODIFLUOROMETHANE (R22) GASEOUS-MIXTURES IN THE TEMPERATURE-RANGE FROM 298.15 TO 373.15-K AND AT PRESSURES UP TO 5-MPA
    HONGO, M
    YOKOYAMA, C
    TAKAHASHI, S
    JOURNAL OF CHEMICAL ENGINEERING OF JAPAN, 1988, 21 (06) : 632 - 639